Knitted for greater compression, the Reebok Speedwick Elbow Support, Small/Medium provides targeted reinforcement for solid performance. Designed with a double seamed structure, support combines durability and comfort with a ventilated back panel for increased airflow. Helping to bolster the elbow without restricting your movement. The Reebok Support keeps your workouts at 100% even when you're not. The comfort-fit design supports muscles, enhances performance and aides in muscle recovery. Ideal to wear before, during and after exercise. Features breathable, wicking material with a contoured design and non-slip silicone dots that keep the sleeve in place no matter how you move. Includes one sleeve. Size Guide: To find your correct size, measure around the elbow joint with the arm bent to a 45-degree angle. Small/Medium best for measurements 23 - 29 cm / 9.1" - 11.4".  Fit for machine washing on gentle cycle, the Compression Supports are easily cleaned and made to last.